Home / 137,050.16-205,598.68-47,088.56

Finding the Fourth Proportional to 137,050.16, 205,598.68 and 47,088.56

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Solution

The fourth proportional to 137,050.16, 205,598.68 and 47,088.56 is: 70,640.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,050.16 : 205,598.68 = 47,088.56 : x
  2. Step 2: Convert to fraction form
    137,050.16/205,598.68 = 47,088.56/x
  3. Step 3: Cross multiply
    137,050.16x = 205,598.68 × 47,088.56
  4. Step 4: Simplify right side
    137,050.16x = 9,681,345,779.10
  5. Step 5: Solve for x
    x = 9,681,345,779.10/137,050.16
  6. Step 6: Final answer
    x = 70,640.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.